Designed for the future

Code once. Run everywhere.

Apache Royale™ is a productive, open-source frontend application technology that lets you code in MXML & AS3 and output to different formats.

Enterprise Class Level

Design and code in enterprise level languages and tools to ensure the level of quality your applications and clients demand.

Multiple Targets & Devices

Maintain your knowledge and workflows intact for years to come and let Royale provide you with the right output you need.

Fast Performance & Lightweight

Royale Apps are light and performant thanks to the PAYG (Pay As You Go) philosophy combined with their composition architecture (Strands and Beads).

OOP & Declarative Programming

Code in a robust OOP language (AS3) and build your interfaces in a fast declarative XML language (MXML).

Advanced Communications

Royale support AMF communications a performant way to share object graphs with your backend of choice.

Supported by Apache

A great Open Source Foundation ensures long term evolution with the technologies you choose far beyond market and corporate trends.

Apache Royale Tour De Jewel

Jewel is a new UI component set, created with design and responsiveness in mind. Apache Royale provides themes to use with Jewel out of the box. Jewel themes support up to 12 colors, light/dark, and flat/normal modes.

Install Apache Royale via npm

After global installation, the following compiler tools will be available for you to use: mxmlc, compc, asjsc, asjscompc, asnodec, and externc.


mxmlc <path to main.mxml file>
asjsc <path to file>

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Apache Royale v0.9.4 released!

The Apache Royale community is pleased to announce a new release. Check the announcement to know more about the changes in this release!.

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Hello Node: How to transpile ActionScript for Node.js

Learn to use asnodec to write ActionScript code that runs in the popular server-side JavaScript environment, Node.js

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Loading external data through HTTPService

Learn how to use the HTTPService to access external data in your Apache Royale application. We’ll access Github API services to get JSON formatted data.

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Join Apache Royale

Apache Royale needs your help. Want to be part of our community and contribute?

Join Us!

You can be part of Apache Royale and start using and contributing to this project. We need your skills to make this great technology reach the next step. You can start by joining us in our mailing list.